diff options
Diffstat (limited to 'vendor/github.com/pion/rtcp/util.go')
| -rw-r--r-- | vendor/github.com/pion/rtcp/util.go | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/vendor/github.com/pion/rtcp/util.go b/vendor/github.com/pion/rtcp/util.go deleted file mode 100644 index 5702d35..0000000 --- a/vendor/github.com/pion/rtcp/util.go +++ /dev/null @@ -1,38 +0,0 @@ -package rtcp - -// getPadding Returns the padding required to make the length a multiple of 4 -func getPadding(len int) int { - if len%4 == 0 { - return 0 - } - return 4 - (len % 4) -} - -// setNBitsOfUint16 will truncate the value to size, left-shift to startIndex position and set -func setNBitsOfUint16(src, size, startIndex, val uint16) (uint16, error) { - if startIndex+size > 16 { - return 0, errInvalidSizeOrStartIndex - } - - // truncate val to size bits - val &= (1 << size) - 1 - - return src | (val << (16 - size - startIndex)), nil -} - -// appendBit32 will left-shift and append n bits of val -func appendNBitsToUint32(src, n, val uint32) uint32 { - return (src << n) | (val & (0xFFFFFFFF >> (32 - n))) -} - -// getNBit get n bits from 1 byte, begin with a position -func getNBitsFromByte(b byte, begin, n uint16) uint16 { - endShift := 8 - (begin + n) - mask := (0xFF >> begin) & uint8(0xFF<<endShift) - return uint16(b&mask) >> endShift -} - -// get24BitFromBytes get 24bits from `[3]byte` slice -func get24BitsFromBytes(b []byte) uint32 { - return uint32(b[0])<<16 + uint32(b[1])<<8 + uint32(b[2]) -} |
